git.sur5r.net Git - openldap/blob - servers/slapd/back-perl/search.c

   1 /* $OpenLDAP$ */
   2 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
   3  *
   4  * Copyright 1999-2011 The OpenLDAP Foundation.
   5  * Portions Copyright 1999 John C. Quillan.
   6  * Portions Copyright 2002 myinternet Limited.
   7  * All rights reserved.
   8  *
   9  * Redistribution and use in source and binary forms, with or without
  10  * modification, are permitted only as authorized by the OpenLDAP
  11  * Public License.
  12  *
  13  * A copy of this license is available in file LICENSE in the
  14  * top-level directory of the distribution or, alternatively, at
  15  * <http://www.OpenLDAP.org/license.html>.
  16  */
  17
  18 #include "perl_back.h"
  19
  20 /**********************************************************
  21  *
  22  * Search
  23  *
  24  **********************************************************/
  25 int
  26 perl_back_search(
  27         Operation *op,
  28         SlapReply *rs )
  29 {
  30         PerlBackend *perl_back = (PerlBackend *)op->o_bd->be_private;
  31         int count ;
  32         AttributeName *an;
  33         Entry   *e;
  34         char *buf;
  35         int i;
  36
  37         PERL_SET_CONTEXT( PERL_INTERPRETER );
  38
  39         {
  40                 Entry base = {0};
  41                 slap_mask_t mask;
  42                 /* Require search access to base */
  43                 base.e_name = op->o_req_dn;
  44                 base.e_nname = op->o_req_ndn;
  45                 if ( !access_allowed_mask( op, &base, slap_schema.si_ad_entry,
  46                                         NULL, ACL_SEARCH, NULL, &mask ))
  47                 {
  48                         if ( !ACL_GRANT( mask, ACL_DISCLOSE )) {
  49                                 rs->sr_err = LDAP_NO_SUCH_OBJECT;
  50                         } else {
  51                                 rs->sr_err = LDAP_INSUFFICIENT_ACCESS;
  52                         }
  53
  54                         send_ldap_result( op, rs );
  55                         return rs->sr_err;
  56                 }
  57         }
  58
  59         ldap_pvt_thread_mutex_lock( &perl_interpreter_mutex );
  60
  61         {
  62                 dSP; ENTER; SAVETMPS;
  63
  64                 PUSHMARK(sp) ;
  65                 XPUSHs( perl_back->pb_obj_ref );
  66                 XPUSHs(sv_2mortal(newSVpv( op->o_req_ndn.bv_val , 0)));
  67                 XPUSHs(sv_2mortal(newSViv( op->ors_scope )));
  68                 XPUSHs(sv_2mortal(newSViv( op->ors_deref )));
  69                 XPUSHs(sv_2mortal(newSViv( op->ors_slimit )));
  70                 XPUSHs(sv_2mortal(newSViv( op->ors_tlimit )));
  71                 XPUSHs(sv_2mortal(newSVpv( op->ors_filterstr.bv_val , 0)));
  72                 XPUSHs(sv_2mortal(newSViv( op->ors_attrsonly )));
  73
  74                 for ( an = op->ors_attrs; an && an->an_name.bv_val; an++ ) {
  75                         XPUSHs(sv_2mortal(newSVpv( an->an_name.bv_val , 0)));
  76                 }
  77                 PUTBACK;
  78
  79                 count = call_method("search", G_ARRAY );
  80
  81                 SPAGAIN;
  82
  83                 if (count < 1) {
  84                         croak("Big trouble in back_search\n") ;
  85                 }
  86
  87                 if ( count > 1 ) {
  88
  89                         for ( i = 1; i < count; i++ ) {
  90
  91                                 buf = POPp;
  92
  93                                 if ( (e = str2entry( buf )) == NULL ) {
  94                                         Debug( LDAP_DEBUG_ANY, "str2entry(%s) failed\n", buf, 0, 0 );
  95
  96                                 } else {
  97                                         int send_entry;
  98
  99                                         if (perl_back->pb_filter_search_results)
 100                                                 send_entry = (test_filter( op, e, op->ors_filter ) == LDAP_COMPARE_TRUE);
 101                                         else
 102                                                 send_entry = 1;
 103
 104                                         if (send_entry) {
 105                                                 rs->sr_entry = e;
 106                                                 rs->sr_attrs = op->ors_attrs;
 107                                                 rs->sr_flags = REP_ENTRY_MODIFIABLE;
 108                                                 rs->sr_err = LDAP_SUCCESS;
 109                                                 rs->sr_err = send_search_entry( op, rs );
 110                                                 rs->sr_flags = 0;
 111                                                 rs->sr_attrs = NULL;
 112                                                 rs->sr_entry = NULL;
 113                                                 if ( rs->sr_err == LDAP_SIZELIMIT_EXCEEDED ) {
 114                                                         goto done;
 115                                                 }
 116                                         }
 117
 118                                         entry_free( e );
 119                                 }
 120                         }
 121                 }
 122
 123                 /*
 124                  * We grab the return code last because the stack comes
 125                  * from perl in reverse order.
 126                  *
 127                  * ex perl: return ( 0, $res_1, $res_2 );
 128                  *
 129                  * ex stack: <$res_2> <$res_1> <0>
 130                  */
 131
 132                 rs->sr_err = POPi;
 133
 134 done:;
 135                 PUTBACK; FREETMPS; LEAVE;
 136         }
 137
 138         ldap_pvt_thread_mutex_unlock( &perl_interpreter_mutex );
 139
 140         send_ldap_result( op, rs );
 141
 142         return 0;
 143 }